The seat rows only backscatter frequencies above a certain threshold, though, so they act, in effect, as a sound filter.
每排座椅只反射高于一定频率的声音，因此实际上它们充当的是声音过滤器。
Researchers took 12 fish tanks, and killed the gurgling filter sound to mimic the quiet of a calm lake.
研究人员找来12个大鱼缸，想办法消掉过滤器的潺潺声，以模拟安静的湖水环境。
This may sound confusing, but in practice you don't really need to worry about the details; the important thing is that this ACTS to filter out unnecessary information.
这听起来可能让人感到迷惑，但实际上，您不用为这些细节担心；重要的是这项操作可以过滤掉不必要的信息。
An online company has begun marketing an "Anti Vuvuzela Filter" that promises to silence the sound of the controversial plastic trumpets that have become the trademark of South Africa's World Cup.
备受争议的“呜呜祖拉”加油工具已成为南非世界杯的一大标志，日前，一家网络公司推出了一种据称可消除这种塑料喇叭所发出的噪音的“呜呜祖拉滤声器”。
The Audio Echo Filter repeats a sound after a given Delay, attenuating the repetitions based on the Decay Ratio.
音频回声滤波器在一个给定延迟重复一个声音，衰减基于衰变率的重复。
Elgato Systems, the maker of EyeTV, has released a demo video of the filter in action — it's not perfect, but it definitely seems to take the edge out of the annoying buzzing sound.
Elgato系统，这家发明e yeTV的公司，已经公布了一段消音器工作的演示视频——它并非完美，但确实似乎能将烦人的嗡嗡声降到可接受的程度。
The building is a filter between internal space and the city, that can penetrate, in the form of air, light and sound, through the thin plates in wood.
建筑成为室内空间与城市，那能以空气、光与声的形式穿透纤薄的木板的城市之间的过滤器。
Normal person (the person with immune sound system) hepatic interior is to present asepsis position, because it has defence cell, can filter bacterium of entered cause of disease and eliminate.
正常人(免疫系统健全的人)的肝脏内部是呈现无菌状态，因为它具有防御细胞，可将进入的病原菌过滤并消灭之。
These microphones actually filter the sound coming out of your mouth to be better received on the other end.
这些麦克风实际筛选出来的声音你的嘴，以更好地收到另一端。
To simplify the crosstalk cancellation block in sound rendering systems, the scheme of cascade inverse filter is proposed.
为了简化声音重发系统中的串音消除模块结构，提出了级联形式的逆滤波器设计方案。
Used for the special amenity seal completely, absorb a sound and filter and insulate material.
用于特殊场所的密封、吸音、过滤以及绝缘材料。
The use of intelligent filter wave line technology is available to discern the sound wave period and to calculate the delay time under the strong disturbance.
采用智能滤波线技术，有利于计算机识别较强干扰下声波波形周期，并计算时间延迟。
It makes up of pedrail style drive organization, ultra sound wave cleaning trough, spray system, drying system, circulation filter system and separate device of oil and fog.
由履带式传动机构、超音波清洗槽、喷淋系统、吹干系统、循环过滤系统、油雾分离装置等组成。
In median plane, heads auricle, body can filter the sounds from different elevations and result in the different characteristics of spectra in sound waves.
在中矢面上，人的耳廓、头和躯干对来自不同高度角的声音产生了不同的滤波作用，使进入人耳的声波产生了依存声源高度角的谱特征。
The utility model provides the filter with the buzzer for sending the sound in time when impurities in a filter core are increased so as to promote work stuff to replace or clean the filter core.
本实用新型提供了一种当滤芯中杂质增多时，能及时发出响声，提示工作人员更换清洗滤芯的带蜂鸣器的过滤器。
Method: to use Model HKY06A heart vibration sensor for the detection of the heart sound, and to form the heart sound envelope with two way hardware rectification and low frequency passed filter.
方法：使用HKY06 A心音传感器提取心音信号，使用双向检波及低通滤波实现心音包络的提取。
Operation principle of the digital wave filter and application in the field of digital sound result, discuss IIR wave filter, FIR wave filter design method.
数字滤波器的工作原理以及在数字音效领域的应用，讨论IIR滤波器、FIR滤波器的设计方法。
The speaker changes your voice with a filter to sound like the growling dragon speaks.
喇叭可以改变您的声音就像像咆哮龙在讲话。
The speaker changes your voice with a filter to sound like the growling dragon speaks.
喇叭可以改变您的声音就像像咆哮龙在讲话。
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